| Vinculación. Número de empresas | ||
| 0 | 51.21 | 331 |
| 1 | 51.22 | 25 |
| 2 | 51.23 | 141 |
| 3 | 51.24 y 51.25 | 5 |
| 4 | 51.31 | 953 |
| 5 | 51.32 | 111 |
| 6 | 51.33 | 174 |
| 7 | 51.34 | 181 |
| 8 | 51.35 | 11 |
| 9 | 51.36 | 103 |
| 10 | 51.37 | 4 |
| 11 | 51.38 | 727 |
| 12 | 51.39 | 264 |
| 13 | 51.41 | 24 |
| 14 | 51.42 | 67 |
| 15 | 51.43 | 243 |
| 16 | 51.44 | 45 |
| 17 | 51.45 | 109 |
| 18 | 51.46 | 118 |
| 19 | 51.47 | 389 |
| 20 | 51.51 | 34 |
| 21 | 51.52 | 9 |
| 22 | 51.53 | 123 |
| 23 | 51.54 | 69 |
| 24 | 51.55 | 72 |
| 25 | 51.56 | 0 |
| 26 | 51.57 | 88 |
| 27 | 51.61 | 12 |
| 28 | 51.62 | 26 |
| 29 | 51.63 | 3 |
| 30 | 51.64 | 17 |
| 31 | 51.65 | 199 |
| 32 | 51.66 | 87 |
| 33 | 51.70 | 56 |